Index_H

---

H

Headers

include IP header option, 93–96

packet, 7–12, 92–93

Hosts

communication and, 4

gethostbyaddr function, 60, 70–72, 208, 231, 254

gethostbyname function, 60, 72–74, 170–171, 208, 231, 253–254

gethostname function, 60, 69–70, 190–191, 208, 253

Java methods and host information, 190–191

multihomed, 11

as network device, 21

Perl methods for host information, 231

Python methods and host information, 208–209

Ruby methods for host information, 254–255

sethostname function, 60, 69–70

Tcl methods for host information, 270–271

htonl function, 38, 55–56

htons function, 38, 55–56

HTTP (HyperText Transport Protocol)

Java URL class for, 193–194

LWP::Simple Perl module, 235

Net::HTTP Ruby class, 257

Python httplib module, 211–212

resources, 288

server

C language, 305–310

design, 282–285

Java, 329–335

Perl, 377–382

Python, 354–360

Ruby, 398–403

Tcl, 419–424

---